Weishaupt WTC-OB 18-B Manual Download Page 108 | Manualshive

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Installation and operating instruction
Oil condensing boiler WTC-OB 18-B

13 Spares

83311002 1/2018-03 La

108-132

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Summary of Contents for WTC-OB 18-B

Page 1: ...Installation and operating instruction Oil condensing boiler WTC OB 18 B 83311002 1 2018 03 ...

Page 2: ... Electrical components 11 3 3 4 Safety and monitoring functions 12 3 3 5 Program sequence 13 3 4 Technical data 14 3 4 1 Approval data 14 3 4 2 Electrical data 14 3 4 3 Ambient conditions 14 3 4 4 Fuels 14 3 4 5 Emissions 15 3 4 6 Rating 15 3 4 7 Hydraulic data 16 3 4 8 Flue gas system data 18 3 4 9 EnEV Product Characteristics 18 3 4 10 Dimensions 19 3 4 11 Weight 19 4 Installation 20 4 1 Install...

Page 3: ... Control options 48 6 7 1 Constant flow temperature 48 6 7 2 Weather compensated control 48 6 7 3 DHW operation 49 6 7 4 Buffer control with one sensor 50 6 7 5 Buffer control with two sensors 50 6 7 6 De couple control 51 6 8 Circulation pump 52 6 8 1 General information 52 6 8 2 Speed controlled pump 53 6 9 Frost protection 54 6 10 Inputs outputs 55 6 11 Commissioning programs parameter 73 56 6 ...

Page 4: ...ger and temperature switch 82 9 13 Removing and refitting air nozzle 83 9 14 Removing and refitting oil pump 84 9 15 Remove pump motor 85 9 16 Removing and refitting fan 86 9 17 Removing and refitting oil pump filter 87 9 18 Removing and refitting oil filter insert 88 9 19 Removing and refitting three way valve 89 10 Troubleshooting 90 10 1 Procedures for fault conditions 90 10 2 Fault memory 92 1...

Page 5: ...This appliance can be used by children 8 years and above as well as by persons with limited physical sensory or mental capacities or lack of experience and know ledge provided they are supervised or have been instructed regarding the safe use of the appliance and understand the resulting danger Children must not play with the appliance Cleaning and operator maintenance must not be carried out by c...

Page 6: ...e of the manual operation with faulty safety equipment continual operation despite a fault improper installation commissioning operation and service repairs which have been carried out incorrectly the use of non original Weishaupt parts force majeure unauthorised modifications made to the appliance the installation of additional components which have not been tested with the appliance changes to t...

Page 7: ...e system Open doors and windows Notify your heating contractor or Weishaupt Customer Service 2 3 Safety measures Safety relevant fault conditions must be eliminated immediately Components which show increased wear and tear or whose design lifespan is or will be exceeded prior to the next service should be replaced as a precaution ch 9 2 The design lifespan of the components is listed in the servic...

Page 8: ...mo Condens O Fuel Oil B Type of construction floor standing 18 Ratings size 18 kW B Construction VERS W Version heating mode and DHW mode VERS H Version heating mode only PEA Speed controlled circulation pump efficiency class A 0 Without circulation pump 3 2 Serial number The serial number on the name plate identifies the product This is required by Weishaupt s customer service department 1 1 1 Na...

Page 9: ...ating instruction Oil condensing boiler WTC OB 18 B 3 Product description 83311002 1 2018 03 La 9 132 3 3 Function 3 3 1 Oil carrying parts 1 3 4 2 1 Nozzle body 2 Connect oil supply 3 Oil filter vent combination 4 Oil pump ...

Page 10: ...ng parts Image WTC OB 18 B VERS W PEA 1 2 5 3 4 6 8 9 0 q w 7 1 Heating circuit flow 2 Heating circuit return 3 Safety valve connection 4 Flue gas connection 5 DHW circuit flow 6 Flue gas sound attenuator 7 DHW circuit return 8 Three way valve 9 Speed controlled circulation pump 0 Siphon q Heat exchanger w Connection inlet and outlet tap expansion vessel ...

Page 11: ...trical connection and appliance fuse 3 Combustion air sensor 4 Combustion chamber pressure sensor 5 Speed controlled fan 6 Flue gas sensor 7 Actuator three way valve 8 Level switch 9 Speed controlled circulation pump 0 System pressure sensor return flow sensor q Ignition unit with fixing plate for setting gauge w Oil preheating e Flame sensor r Stage 2 oil solenoid valve t Stage 1 oil solenoid val...

Page 12: ...stage 1 is started at 5 K dif ference 115 C the burner shuts down W16 Differential temperature flow return The boiler is switched off if the difference between the supply temperature and re turn flow temperature exceeds a preset value W15 The installation goes to lockout after 30 warnings with F15 System pressure sensor If the system pressure drops below the value of parameter 39 a waring message ...

Page 13: ...n Stage 1 7 and stage 2 8 solenoid valves open burner starts with stage 2 A flame 9 is formed Oil preheating 2 is switched off Flame stabilisation Ignition is switched off once the safety time and post ignition phase 0 has elapsed The flame stabilisation time q follows Operation The burner is in operation The flame sensor monitors the flame The boiler elec tronics active the solenoid valve for sta...

Page 14: ... Electrical data Mains voltage mains frequency 230 V 50 Hz Consumption max 350 W Power consumption without circulation pump max 140 W Power consumption standby 4 W Internal appliance fuse T6 3H IEC 127 2 5 Fuse max 16 A Type of protection IP 42D 3 4 3 Ambient conditions Temperature in operation 3 30 C Temperature during transport storage 10 60 C relative humidity max 80 no dew point 3 4 4 Fuels Fu...

Page 15: ...und pressure level LpA re 20 μPa Uncertainty value KpA 50 4 dB A 2 dB A 1 Determined to ISO 9614 2 2 Determined at 1 metre distance from the front of the appliance The measured noise levels plus uncertainty values form the upper limit value which could occur when measuring 3 4 6 Rating Stage 1 Stage 2 Combustion heat rating QB 11 6 kW 17 6 kW Boiler capacity at 80 60 C 11 3 kW 17 2 kW Boiler capac...

Page 16: ...es Water content version W and H 0 13 litres Boiler temperature max 85 C Operating pressure max 3 bar Throughput limit 1500 l h Resulting supply pressure version W PEA 0 150 300 450 600 750 900 1050 1200 1350 1500 0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800 100 80 60 40 23 1 2 3 1 Throughput l h 2 Resulting supply pressure mbar 3 Circulation pump capacity ...

Page 17: ...0 250 300 350 400 450 500 550 600 650 700 750 800 850 100 80 60 40 23 1 2 3 1 Throughput l h 2 Resulting supply pressure mbar 3 Circulation pump capacity Pressure loss version H 0 Observe the pressure loss of the appliance and the maximum flow rate limit when determining the hydraulic layout of the heating system 0 300 250 200 150 100 50 0 150 450 750 1050 300 600 900 1200 1350 1500 1 2 1 Throughp...

Page 18: ... flow rate 4 8 g s 7 1 g s Flue gas temperature at 80 60 C 56 C 58 C Flue gas temperature at 50 30 C 34 C 39 C 3 4 9 EnEV Product Characteristics Boiler efficiency factor at 100 capacity and at medium boiler temperature 70 C 97 6 Hi 92 1 Hs Boiler efficiency factor at 30 capacity and at re turn temperature 30 C 104 7 Hi 98 8 Hs Standby loss at 50 K above room temperature 1 2 215 W Standby loss at ...

Page 19: ...162 mm 159 mm 125 mm 78 mm 84 mm 149 mm 787 mm 241 mm 638 mm 46 mm 28 mm 3 2 4 9 8 5 7 6 1 1 Flow fresh water storage G1 2 Return fresh water storage G1 3 Inlet and outlet tap expansion vessel G 4 Condensate outlet 5 Supply air flue gas DN 125 80 6 Heating circuit return G1 7 Heating circuit flow G1 8 Safety vale G 9 Oil supply G3 8 3 4 11 Weight Weight empty approx 107 kg ...

Page 20: ...e that the minimum distance is maintained ch 4 2 the condensate can drain away the transport route is free and stable ch 3 4 11 the footprint is stable and level the space for the hydraulic connection is sufficient the installation location is frost free and dry 4 2 Installing the appliance Removing front panel Open flap 1 on boiler control panel Undo screw 2 and remove front panel 1 2 ...

Page 21: ...s can be used for transport Screw pipes to the transport points 1 1 Minimum clearance Observe minimum distance to the wall for service work front 50 cm side 2 cm Adjustment If it is necessary to raise the condensate drain a appliance foot extension kit ac cessory can be installed Foot screw adjustment range 0 15 mm Level horizontally using the foot screws ...

Page 22: ...0 02 mg l With non diffusion resistant system components the appliance must be de coupled from the heating circuit by means of a separator 5 1 1 Water hardness The permissible water hardness is determined in proportion to the fill and top up water quantity Determine from the diagram below whether water treatment measures are ne cessary If the fill and top up water lies in the upper range of the li...

Page 23: ...k the pH value 8 5 0 5 of the de ionised water after the commissioning after approx 4 weeks of operation during the annual servicing If necessary increase thepH value of the heating water by the addition of Triso dium Phosphate Softening cation exchanger CAUTION Damage to the appliance due to raised pH value Softening the water by means of cation exchange leads to self alkalisation of the heating ...

Page 24: ...ystem content Contaminants are removed Close flow and return install shut off devices Fit safety valve Fit inlet and outlet tap Fit expansion vessel If necessary fit sludge separator in the return line Image WTC OB 18 B VERS W PEA 1 2 3 4 5 6 1 Heating circuit flow G1 2 Heating circuit return G1 3 Safety vale G 4 DHW circuit flow G1 5 DHW circuit return G1 6 Inlet and outlet tap expansion vessel G...

Page 25: ...the local directives ch 5 1 During the filling of the system the three way valve installed should be in the cent ral position The valve as delivered is in the central position When the boiler is switched on the valve departs from the central position after approx 20 seconds In order for the valve to reach the central position once again it is essential to re activate the boiler and wait for 7 seco...

Page 26: ...high return temperatures 55 C The condensate generated during the heating operation is discharged to the sewage system via an integrated siphon Observe work sheet DWA A 251 and local regulations if required fit a neutralisa tion system If it is necessary to raise the condensate drain a appliance foot extension kit ac cessory can be installed If the discharge point of the sewage system is above the...

Page 27: ... water bags to form siphon effect and the condensate can drain away unimpeded Fit condensate hose to siphon see installation examples If necessary fit condensate hose sleeve Run condensate hose to condensate outlet pipe Filling the siphon Fill the siphon with water via the flue gas outlet or inspection opening until water flows from the condensate hose CAUTION Damage to boiler due to the accumulat...

Page 28: ...cumulation of air due to low flow velocity Check conditions for oil supply WARNING Oil leakage caused by excessive flow pressure The oil filter vent combination could be damaged oil can escape and cause envir onmental damage Do not exceed flow pressure of max 0 7 bar Suction resistance max 0 4 bar Supply pressure max 0 7 bar Supply temperature max 60 C Connect oil line Connect oil line to oil conn...

Page 29: ... regulations must be observed when designing the flue gas duct ing Only approved flue gas systems may be used If the appliance is connected to a chimney this must be damp proof Install the flue gas system at the flue gas connection 1 3 2 1 Measuring point in supply air annular gap 2 Flue gas test point 3 Boiler connection piece accessory The flue gas system must be sound carrying out soundness tes...

Page 30: ...carried out by qualified electricians Ob serve local regulations Lay the bus line and external sensor cable separately and preferentially shielded connecting the screen only on one side to earthing strip Remove front panel ch 4 Undo screws 1 and pull operating unit 2 forward Remove top panel 3 1 2 3 Guide the lines from the rear of the appliance through the recess to the wiring duct Assign the inp...

Page 31: ...dul 4 20 mA 16A Plug Colour Connection Description 230V black Voltage supply 230 V AC 50 Hz 230V grey Voltage output 230 V AC max 3 A AC1 M1 white Anti syphon valve booster pump Relay output 230 V AC max 3 A AC1 H1 turquoise Input 230 V AC H2 red Input 230 V AC MFA1 purple Relay output 230 V AC max 3 A AC1 MFA2 purple Relay output 230 V AC max 3 A AC1 VA1 orange Potential free relay output 230 V A...

Page 32: ...ect three way valve to wiring diagram whilst observing actuator manual Set parameter 13 or 14 to 4 230 V 50 Hz L N PE 230V L N 230V L N M1 L N MFA1 L N MFA2 L N H1 L E H2 L E VA1 1 2 16A 1 2 3 1 2 3 1 brown 2 black 3 blue Control via output VA1 Connect three way valve to wiring diagram whilst observing actuator manual Set parameter 15 to 4 230 V 50 Hz L N PE 230V L N 230V L N M1 L N MFA1 L N MFA2 ...

Page 33: ...a 33 132 5 6 3 Connect external pump Observe the instructions for the electrical installation ch 5 6 Connect pump to output MFA1 MFA2 or VA1 according to the wiring diagram Set parameter 13 14 or 15 to the desired function 230 V 50 Hz L N PE 230V L N 230V L N M1 L N MFA1 L N MFA2 L N H1 L E H2 L E VA1 1 2 16A ...

Page 34: ...ion 6 1 Operating interface 6 1 1 Operating panel Open flap on boiler control panel reset 1 2 4 3 1 Enter select confirm entry 2 Dial knob navigation through parameter structure chan ging values 3 reset Resetting fault conditions the system will be re started if there is no fault 4 Switch S1 0 appliance OFF 1 appliance ON ...

Page 35: ...1 Burner in operation 2 Heating operation activated Symbol flashes boiler frost protection activated 3 DHW operation activated Symbol flashes DHW frost protection activated 4 Fault 5 Servicing indication commissioning program activated 6 Flow temperature standard display parameters and values 7 Frost protection activated 8 Standby 9 Summer setting activated no heating operation 0 Heating at night ...

Page 36: ...If the communication between the electronics and the remote control fails the symbols for emergency operation are displayed 6 2 1 User level display Turn dial knob Tool bar appears Turn dial knob Selection cursor alternates between the symbols 1 2 3 4 5 without external sensor with external sensor 1 Flow temperature Standby Flow temperature Standby 2 Flow temperature Standby Flow temperature Stand...

Page 37: ...ature parameter 31 Standby 60 2 Setback flow temperature set point Minimum flow temperature parameter 30 normal flow temperature setpoint 30 3 Operating mode S Summer W Winter W 4 DHW setpoint value 30 C 65 C DHW operation off 50 5 Manual start up chimney sweep function minimum load maximum load 6 Heating engineer level with external sensor Setting Range Factory setting 1 Normal room temperature S...

Page 38: ...ial knob and set the selection cursor below the spanner symbol Press ENTER Turn the dial knob and set Code 11 Confirm code with Enter Tool bar of heating engineer level appears 1 1 2 3 1 Info level 2 Parameter level 3 Fault memory Turn the dial knob and set the selection cursor below the required level Press ENTER Level will be activated Exit heating engineer level Turn the dial knob until ESC app...

Page 39: ...12 1 Average external temperature C i 13 Flow setpoint single appliance Load setpoint cascade operation C i 15 Input signal temperature remote control 4 20 mA mA i 16 Current combustion chamber pressure mbar i 17 Saved combustion chamber pressure at stage 1 mbar i 18 Saved combustion chamber pressure at stage 2 mbar i 19 System pressure bar 1 can be reset Info Actuators Unit i 20 Three way valve s...

Page 40: ...6 Return temperature C i 37 Combustion air temperature C i 38 Buffer temperature top B10 C i 39 Buffer temperature bottom B11 De couple temperature B11 C Info System info Unit i 40 Burner starts 1 999 x 1000 x 1000 i 41 Burner starts 0 999 i 42 Burner operating hours 1 999 x 1000 h x 1000 i 43 Burner operating hours 0 999 h i 44 Software version WCM CPU i 45 1 Time since last servicing ch 9 3 h x ...

Page 41: ... unit A E cascade DDC system 1 A sets P 71 to 1 1 P 13 Function variable output MFA1 0 operating retransmission 1 forward reporting of faults 2 feeder pump upstream of hydraulic de couple 3 heating circuit pump without WCM FS 4 DHW load pump three way valve 5 DHW circulation pump without WCM FS via DHW re lease or via button P 17 to 4 6 DHW circulation pump with WCM FS via circulation pro gram 7 h...

Page 42: ... button when P 13 P 14 or P 15 on 5 0 P 18 Special level heating op eration only when P 17 on 2 8 C P 31 60 P 19 DHE load pump upstream downstream of hydraulic de couple ch 6 7 6 0 upstream of de couple 1 downstream of de couple 0 Parameters Weather compensation Setting range Factory setting P 20 External sensor adjust ment 4 4 K 0 P 21 1 Building evaluation 0 lightweight construction 1 sturdy con...

Page 43: ...mp run on time heat ing operation 1 60 min 5 P 42 2 Pump capacity burner stage 1 23 100 60 P 43 2 Pump capacity burner stage 2 23 100 60 P 44 2 Pump capacity burner Off 23 100 35 P 45 2 Pump capacity DHW 23 100 70 P 46 2 Function speed con trolled pump no speed controlled pump 1 capacity pump capacity WTC P 42 P 44 2 capacity pump dependent on flow and return temperat ure differential temperature ...

Page 44: ...ctive if no WCM FSis connected or if it fails Parameters Heat exchanger Setting range Factory setting P 62 Post purge phase 0 250 s 30 P 63 Ignition current threshold 0 100 70 Parameters System Servicing Setting range Factory setting P 70 Service interval ch 9 3 100 500 h x 10 deactivation 250 P 71 eBus feed only when P 12 on b E 0 not activated 1 activated 1 P 73 Commissioning programs ch 6 11 Pr...

Page 45: ... capacity stage 2 will start 1 1 1 2 1 Flow temperature 2 Capacity kW Press ENTER Set capacity required using dial knob The capacity started remains activated for 15 minutes Exit manual capacity setting Press ENTER You will exit manual capacity setting The last capacity set will remain activated for 2 minutes The time sequence of 2 minutes can be restarted by turning the dial knob in the heating e...

Page 46: ... match the settings with unit version All sensors and actuators are re entered during this process ch 7 2 Activate parameter level ch 6 3 Select parameter 10 Current configuration appears Press ENTER Turn the dial knob until appears Press ENTER New configuration is located and displayed flashing Press ENTER The configuration is stored Example External sensor has been removed ...

Page 47: ...open the temperature is determined according to the existing control variation This function is also effective in the Summer mode Set parameter 17 to 2 When the heating operation with special level is activated Sn and the current flow temperature will be displayed Burner rapid cycle interlock heating operation The burner rapid cycle interlock prevents the burner from starting too often There is a ...

Page 48: ...ntrol station WCM FS is connected the settings for the temperat ure control are undertaken via the remote control station see user manual WCM FS The current flow temperature is calculated from the average and current external temperature gradient parameter 22 room setpoint temperature A higher flow temperature is required to achieve the desired room temperature when external temperatures are lower...

Page 49: ... timer is required to carry out a time controlled switch over between normal room temperature and setback room temperature 6 7 3 DHW operation The DHW operation takes priority over heating operation DHW preparation is carried out when the temperature in the water heater drops below the DHW setpoint value minus switch differential parameter 51 A setback level can be set for the DHW temperature via ...

Page 50: ...S the following parameter settings are recommended P 32 4 K P 41 2 min P 42 50 P 43 60 P 44 35 P 45 50 P 50 8 K 6 7 5 Buffer control with two sensors Observe buffer sensor installation manual Print No 831613xx This type of control should be used if the appliance is to load a larger buffer area DHW release is initiated via sensor B3 the heating operation release via sensors B10 and B11 Connect buff...

Page 51: ... flow sensor Connect de couple sensor to input B11 Switch on criteria B11 flow setpoint switching differential P 32 Switch off criteria B11 flow setpoint switching differential P 32 The pump run on time following DHW operation is 5 minutes DHW load pump The DHW load pump can be installed hydraulically upstream or downstream of the de couple DHW load pump upstream of de couple Set parameter 19 to 0...

Page 52: ...inuous operation using parameter 40 Pump control logic Without remote control e g WCM FS or WCM EM Operating mode Standby Summer Control option with external sensor without external sensor Setting P 40 1 0 1 0 Pump operation ROT Off ROT Off Continuous operation ROT Off Operating mode Winter 1 Control option with external sensor without external sensor Setting P 40 1 0 1 0 Pump operation Continuous...

Page 53: ...spective burner stage via parameters 42 and 43 Differential temperature control With this control option the pump modulates between flow sensor and return sensor depending on the differential temperature Set parameter 46 to 2 Set differential temperature via parameter 48 Set inertia via parameter 49 De couple control With this control option the pump modulates between de couple sensor and flow sen...

Page 54: ... time corresponds to the run on time of the pump parameter 41 External temperature system frost protection parameter 23 minus 5 Kelvin continuous pump operation is activated External temperature system frost protection parameter 23 continuous pump operation is deactivated The system frost protection also has a reaction on the outputs MFA1 and VA1 if set as a heating circuit pump parameter 13 14 15...

Page 55: ...eating oper ation The release is given for heating operation when the input is closed The WTC is disabled for heating operations when the input is open 1 Heating circuit setback normal 1 The normal setpoint is effective when the input is closed The set back value is effective when the input is open 2 standby with frost protection The system is in standby when the input is closed The operating mode...

Page 56: ...ailable Program Description Pr1 Vent system on the water side Pr2 Purge oil lines Pr3 Set stage 1 Pr5 Set stage 2 Pr7 Switch on fan Pr8 Release combustion chamber pressure for storing OFF Exit program Pr1 vent system on the water side The circulation pumps and the three way valve are activated alternatively in order to vent the system Pr2 purge oil lines If an electrical anti syphon valve is fitte...

Page 57: ...bustion chamber pressures are only stored again when program Pr8 has been released Before the combustion chamber pressures are stored again the heat cell must be cleaned The combustion chamber pressures must be stored again when the combustion chamber pressure sensor has been replaced a large change in load has occurred changes to the flue gas system have been made Select Pr8 Press ENTER The combu...

Page 58: ...00 23 A15 1 max temp differential flow return temp 20 60 K 50 A17 1 combustion air temperature adjustment 50 150 100 A21 forced partial load capacity 1 2 1 A22 forced partial load capacity period 0 250 s 240 A23 1 flame stabilisation capacity 1 2 2 A26 1 pre purge speed 40 100 100 A27 1 ignition capacity 1 2 2 A28 1 flame stabilisation time s 10 A29 1 option without oil preheating during operation...

Page 59: ...ection cursor below the chimney sweep symbol Press Enter The appliance starts according to the program sequence ch 3 3 5 An H is indicated in the display during the preheating phase The display then shows the current supply temperature following flame formation The chimney sweep function remains activated for 25 minutes 1 1 1 2 1 Flow temperature 2 Capacity kW Deactivate chimney sweep function Tur...

Page 60: ...nsure that all assembly and installation work has been carried out correctly the appliance and heating system have been filled with media and vented the siphon has been filled with water an adequate supply of fresh air is guaranteed flue gas ducts and combustion air ducts are unimpeded all regulating control and safety devices are functioning and set correctly a heat demand is available Additional...

Page 61: ...vice 1 Oil pressure measuring devices on oil pump Vacuum gauge for suction resistance supply pressure Pressure gauge for pump pressure WARNING Oil leakage from oil pressure measuring devices due to constant load Oil pressure measuring devices could be damaged and cause environmental pollu tion through leakage Remove oil measuring devices once commissioning is complete Close fuel shut off devices R...

Page 62: ...one sensor 1 P2 buffer control with two sensors 1 P3 de couple control 1 2 Version H heating operation W heating and DHW operation 3 External sensor A external sensor no external sensor t temperature remote control 4 Pump P speed controlled pump no pump 1 If the control option is linked up the display will appear in ca 7 seconds Press ENTER The configuration is stored If the Enter key is not press...

Page 63: ...e selected again the programs are terminated if faults or warning occur Carry out programs Pr1 Pr5 successively to commission Pr1 vent system on the water side Select parameter 73 Press ENTER Turn dial knob until Pr1 is displayed Press ENTER Pr1 is activated The circulation pumps and the three way valve are activated alternatively in order to vent the system Program Pr1 must be run for at least 20...

Page 64: ... the name plate 1 and if necessary adjust using the pressure regulating screw 2 1 2 The mixing pressure at stage 1 must not drop below 6 mbar Check combustion values Determine combustion limit and set excess air using parameter 78 see ch 7 6 Pr5 set stage 2 Press ENTER Turn dial knob until Pr5 is displayed Press ENTER Pr5 is activated Burner starts in accordance with the programme sequence and dri...

Page 65: ...e operator about the use of the equipment Hand the installation and operating manual to the operator and inform him that this must be kept on site Point out to operator that the installation should be serviced annually 7 3 Check soundness of flue gas system For room air independent operation the soundness of the flue gas system must be checked by means of an O2 measurement Guide the hose 2 via the...

Page 66: ...r 16 5 mbar 1 Different values are possible due to tolerances 2 0 1 0 2 bar 3 50 1 min 4 0 5 mbar 7 4 2 Changing capacity If required the capacity can be altered by changing the pump pressure Pump pressure setting The stages must not be operated outside the pump pressure ranges specified Stage 1 Stage 2 7 5 10 0 bar 12 0 18 0 bar Burner capacity 0 30 gph Pump pressure bar kW 1 Stage 1 7 5 11 6 8 0...

Page 67: ...layed Press ENTER Pr3 is activated Burner starts in accordance with the programme sequence and drives to stage 1 The mixing pressure at stage 1 must not drop below 6 mbar Check combustion values Determine combustion limit and set excess air using parameter 78 see ch 7 6 Pr5 set stage 2 Press ENTER Turn dial knob until Pr5 is displayed Press ENTER Pr5 is activated Burner starts in accordance with t...

Page 68: ... limit is reached CO content approx 100 ppm or smoke number approx 1 Measure and document O2 content Read air number λ Increase air number to ensure sufficient excess air by 0 1 equates to 10 excess air by more than 0 1 for more difficult conditions such as dirty combustion air fluctuating chimney draught Example λ 0 1 λ Set air number λ do not exceed CO content of 50 ppm Measure and document O2 c...

Page 69: ...ing instruction Oil condensing boiler WTC OB 18 B 8 Shutdown 83311002 1 2018 03 La 69 132 8 Shutdown For breaks in operation Switching off the appliance Close fuel shut off devices If there is a risk of frost drain the system ...

Page 70: ...nents to cool if necessary with the aid of parameter 73 program Pr7 Servicing must only be carried out by qualified personnel Inspect the system at least once a year carry out servicing and any repairs as ne cessary Clean the heat cell at least every 2 years Weishaupt recommends annual cleaning Components which show increased wear and tear or whose design lifespan is or will be exceeded prior to t...

Page 71: ...uch ignition device during the ignition process Check tightness of oil carrying components Check soundness of flue gas and condensate carrying components Check tightness of water carrying components Check tightness of air carrying components Refit front panel Check combustion values via Pr3 and Pr5 if necessary readjust ch 7 5 Enter combustion values and settings in the commissioning record Resett...

Page 72: ...must be tested for their design lifespan Components which show increased wear and tear or whose design lifespan is or will be exceeded prior to the next service should be replaced as a precaution Check the design lifespan of the components Replace components as necessary Components Design lifespan Boiler electronics WCM OB CPU 360 000 burner starts Oil solenoid valve 250 000 burner starts or 10 ye...

Page 73: ... 6 3 Set service interval via parameter 70 Resetting the service display 1 The service display 1 must be reset after servicing Activate info level ch 6 3 Select i 45 in the Info level Press Enter for 2 seconds Service display and timer are reset Service display combustion chamber pressure During burner operation the combustion chamber pressure is monitored continu ously If the combustion chamber p...

Page 74: ...ving Remove air hose 3 from intake manifold 4 if necessary squeeze air hose to re lease Remove hexagonal nuts 1 and remove burner Turn the burner and place it into the service position The burner can be hung on the left or right Refitting Refit burner in reverse order and ensure correct seating of gasket 2 on burner housing refit air hose 3 to the intake manifold 4 2 3 4 1 Check mixing head ch 9 7...

Page 75: ...5 if necessary squeeze air hose to re lease Remove hose 2 from threaded socket Remove disc nuts 1 and remove burner complete with boiler door Turn the burner and place it into the service position The burner can be hung on the left or right Refitting Refit burner in reverse order and ensure correct seating of gasket 2 on burner housing refit air hose 3 to the intake manifold 4 connect hose 2 to th...

Page 76: ...n enter any existing condensate lift pump and or neutralisation device Cleaning the combustion chamber Place burner into service position B ch 9 4 2 Check combustion chamber 1 for soiling and clean if necessary 1 Refit the burner ch 9 4 2 Cleaning the heat exchanger Remove insulation Remove disc nuts 1 Remove service cover 2 Remove turbulator 3 Check the heat exchanger 4 for contamination and clea...

Page 77: ...emove the condensate pan 3 Clean the condensate pan Check the sealing surface and sea 2 on the underside of the heat exchanger clean if necessary If required coat seal 2 with Centrocerin alternatively pH neutral detergent and press down on the heat exchanger 1 4 3 2 Refitting Install condensate pan ensuring correct alignment of the seal Fit siphon and condensate hose Fill siphon with water via the...

Page 78: ...m If the value measured deviates from dimension A Undo screw 1 on the guide tube and screw 2 on the mixing head Set nozzle distance by moving the nozzle body whereby the mixing head must touch the guide tube Tighten screws 1 and 2 2 25B 2 5 1 22B 1 23B 1 17B 1 19B 2 5 mm 1 2 9 7 Check mixing head The correct installation of the mixing head can be checked using the indicating bolt Check indicating ...

Page 79: ...lectrodes with the help of the setting gauge paying attention to the type of mixing head ch 7 4 1 2 25B 2 5 1 22B 1 23B 1 17B 1 19B 9 9 Removing and refitting ignition electrodes Observe notes on servicing ch 9 1 Removing Place burner into service position A ch 9 4 1 Unplug ignition cable Remove screw 1 and remove ignition electrodes from mixing head 1 Refitting Refit ignition electrodes in revers...

Page 80: ...es always fit new nozzles Place burner into service position A ch 9 4 1 Unplug ignition cable 3 Undo screw 2 and remove mixing head 1 Counter hold on the nozzle body 4 using a spanner and remove nozzle 5 Fit new nozzle ensuring it is seated tightly Fit mixing head up to stop and secure Plug in ignition cable Check nozzle distance ch 9 6 Check setting of ignition electrodes ch 9 8 1 2 3 4 5 ...

Page 81: ... ch 9 1 Removing Remove nozzle Counter hold the nozzle assembly 4 using a spanner and remove nozzle holder 1 Remove valve piston 2 and compression spring 3 using a suitable tool e g pliers do not damage valve piston and O ring 1 2 3 4 Refitting Do not refit damaged valve pistons replace as necessary Refit nozzle shut off in reverse order Check nozzle distance Set ignition electrodes ...

Page 82: ...2 132 9 12 Removing heat exchanger and temperature switch Observe notes on servicing ch 9 1 Unplug plug number 2 and 9 Undo oil lines 5 Remove screw 3 and remove nozzle assembly 2 Remove nozzle ch 9 10 Remove screw 1 and temperature switch 6 Remove heat exchanger 4 using a suitable tool e g pliers 1 2 3 4 6 5 ...

Page 83: ...02 1 2018 03 La 83 132 9 13 Removing and refitting air nozzle Observe notes on servicing ch 9 1 Removing Place burner into service position A ch 9 4 1 Remove screws 1 and remove air nozzle 1 Refitting Refit air nozzle in reverse order Set nozzle distance ch 9 6 Set ignition electrodes ch 9 8 ...

Page 84: ... refitting oil pump Observe notes on servicing ch 9 1 Removing Unplug plug number 3 and 4 Remove oil hoses 6 screwed union5 and oil hose 1 Undo screws 4 and remove oil pump Refitting Install oil pump in reverse order and ensure correct alignment of coupling 2 and sealing rings ensure correct allocation of plug cables 3 1 2 5 6 3 4 ...

Page 85: ...densing boiler WTC OB 18 B 9 Servicing 83311002 1 2018 03 La 85 132 9 15 Remove pump motor Observe notes on servicing ch 9 1 Remove the oil pump ch 9 14 Place burner into service position A ch 9 4 1 Unplug plug number 5 Remove screws 1 and motor 1 ...

Page 86: ...oving and refitting fan Observe notes on servicing ch 9 1 Removing Unplug plug number 1 and 10 Remove nuts 1 and nuts 6 remove fan and seal 7 Remove screws 2 intake manifold 4 and O ring 5 Refitting Refit fan in reverse order ensuring correct seating of O rings and seal refit air hose 3 to the intake manifold 3 4 5 7 1 6 2 ...

Page 87: ...3311002 1 2018 03 La 87 132 9 17 Removing and refitting oil pump filter Observe notes on servicing ch 9 1 Removing Close fuel shut off devices Remove bolts 1 Remove pump cover Replace filter 3 and gasket 2 1 1 3 Refitting Refit filter in reverse order ensuring sealing surfaces are clean ...

Page 88: ...verse order ensuring sealing surfaces are clean and the O ring 4 is seated correctly if necessary replace O ring CAUTION Oil pump seized due to running dry Pump could be damaged Fill oil supply with oil and purge if necessary use parameter 73 program Pr2 ch 7 2 1 4 2 3 Oil level in the filter cup Due to various factors e g filter resistance pressure conditions the oil level in the filter cup can d...

Page 89: ...tes on servicing ch 9 1 Removing Close water side shut off devices to the heating system Drain the appliance on the water side Remove actuator 1 upwards Remove bayonet fixings 3 Undo bayonet catches 2 Remove three way valve 1 2 3 Refitting Fit three way valve as shown Close bayonet catches 2 until they click into place Fit bayonet fixings and actuator Lock Open Open 2 ...

Page 90: ... following conditions can occur Warning Fault Warnings A warning is indicated with a W and a number in the display The signal will extin guish automatically as soon as the cause of the warning has been eliminated The system does not lock out during a warning Example If a warning appears more than once the system should be checked by qualified personnel Read and rectify the warning ch 10 3 Faults A...

Page 91: ...t repair can cause damage to the equipment and injure personnel Do not carry out more than 2 lockout resets successively Faults must be rectified by qualified personnel Reset the fault using the reset button and wait for a few seconds The system is reset If a fault occurs the appliance can change over to forced ventilation duration ap prox 30 seconds The appliance cannot be reset during this time ...

Page 92: ...018 03 La 92 132 10 2 Fault memory The last 16 faults and the system status at the time of the faults are recorded in the fault history Display faults Activate the fault level ch 6 3 The most recent fault will be displayed as fault 1 Turn dial knob Fault 1 16 can be selected 1 2 1 Faults 1 16 2 Fault code ...

Page 93: ...g 3 pre purge pre ignition 4 safety time 5 post ignition 6 flame stabilisation 7 controller enable 8 post purge 9 forced venting i 11 Rating kW i 14 Burner running time up to fault s i 16 Combustion chamber pressure mbar i 20 Three way valve setting H Heating operation W DHW mA i 21 Solenoid valve control 0 Off 1 Solenoid valve 1 2 Solenoid valve 1 2 i 30 Flow temperature C i 31 Flue gas temperatu...

Page 94: ... clean ch 9 5 Check flue gas system Check the condensate drain Check combustion chamber pressure sensor if necessary replace Check combustion for pulsation if necessary increase mixing pressure W22 Flame failure during operation system goes to lockout after 5 warnings with F22 Check oil nozzle if necessary replace ch 9 10 Check oil supply Check oil pump if necessary replace ch 9 14 Check flame sen...

Page 95: ...irm with Enter W80 Communication to the cascade manager or WCM Sol is faulty Check the connection Check the cascade manager Check address of parameter 12 Check eBus feed W81 Communication to WCM FS 1 is faulty Check the connection Replace remote control station W82 Communication to EM 2 or WCM FS 2 is faulty Check address Check the connection Replace the extension module Replace remote control sta...

Page 96: ...5 Check function of pump if necessary increase pump capacity Ensure system circulation F16 Flue gas temperature too high see also W16 parameter 33 5 K Wait for cooling 10 minutes Check heat cell F17 Combustion air temperature too high Wait for cooling 10 minutes Check the heat insulation Check combustion air sensor replace if ne cessary Flow sensor and combustion air sensor mixed up check electric...

Page 97: ...the sensor and cable and replace if ne cessary F31 Flue gas sensor defective Check the sensor and cable and replace if ne cessary F36 System pressure 0 5 bar Check system pressure and top up F37 Combustion air sensor defective Check the sensor and cable and replace if ne cessary F38 Buffer sensor B10 defective Check the sensor and cable and replace if ne cessary F39 Buffer sensor de couple sensor ...

Page 98: ...e component test Interrupt the voltage supply temporarily Check plug cable for burner mains voltage Check ignition unit Reset appliance replace boiler electronics WCM OB CPU if occurring re peatedly Short to ground on the pump motor or oil solenoid valve stage 1 F57 Communication boiler electronics WCM OB CPU and boiler control panel WCM OB CUI faulty Check the connection Check plug cables of sens...

Page 99: ...liance The display shows bcc Confirm with Enter F64 Data transfer was not performed properly Transferring data from coded plug to boiler electronics WCM OB CPU switch off appliance using switch S1 Press and hold keys Enter and reset sim ultaneously and switch on appliance The display shows bcc Confirm with Enter F65 Data transfer was not performed properly e g Enter key was not pressed within 8 se...

Page 100: ... nozzle Check nozzle type ch 7 4 1 Capacity range of air nozzle exceeded Check air nozzle ch 7 4 1 CO content too high Nozzle distance too big Check nozzle distance adjust if necessary ch 9 6 Stability problems Nozzle distance incorrect Check nozzle distance adjust if necessary ch 9 6 Mechanical noises Condensate drainage is not guaranteed Check the condensate drain Smell of flue gas Siphon fill l...

Page 101: ...5 12 669 10 642 10 22 800 10 9 936 8 638 15 17 800 15 7 849 6 635 20 14 800 20 6 244 4 631 25 12 000 25 5 000 2 627 30 9 800 30 4 029 0 623 35 8 300 35 3 267 2 618 40 6 600 40 2 665 4 614 45 5 400 45 2 185 6 609 50 4 500 50 1 802 8 605 55 3 800 55 1 494 10 600 60 3 200 60 1 245 12 595 65 2 700 65 1 042 14 590 70 2 300 70 876 16 585 75 2 000 75 740 18 580 80 1 700 80 628 20 575 85 1 500 85 535 22 5...

Page 102: ...ng diagram 11 2 1 Burner connection console 1 2 3 4 5 6 7 8 9 10 11 E Bus 1 2 3 4 5 6 7 8 9 1 0 11 1 Fan voltage supply 2 Heat exchanger oil preheating 3 Stage 2 oil solenoid valve 4 Stage 1 oil solenoid valve 5 Pump motor 6 Ignition unit 7 Reserve 8 Reserve 9 Oil preheater temperature switch 10 PWM signal fan return signal 11 Flame sensor ...

Page 103: ... 3 Circulation pump voltage supply 4 Three way valve actuator version W 5 Fan voltage supply 6 Heat exchanger oil preheating 7 Stage 2 oil solenoid valve 8 Stage 1 oil solenoid valve 9 Pump motor 0 Ignition unit q Flame sensor w Reserve e Reserve r Reserve t Oil preheater temperature switch z PWM signal fan return signal u Flow sensor i Combustion air sensor o Combustion chamber pressure sensor p ...

Page 104: ...rsized supply line size leads to an accumulation of air due to low flow velocity Suction resistance and supply pressure CAUTION Pump damage due to excessive suction resistance A suction resistance greater than 0 4 bar can damage the pump Reduce suction resistance or install oil supply pump or suction unit whilst observing the maximum supply pressure at the oil filter The suction resistance depends...

Page 105: ...e must close with a delay and show a pressure relief towards the oil storage tank Maintain height differences max 4 6 m between oil level and anti siphon valve on single pipe system max 8 m between anti siphon valve and automatic de aerator max 8 m max 4 6 m 1 Oil level in the filter cup Due to various factors e g filter resistance pressure conditions the oil level in the filter cup can drop to th...

Page 106: ...132 13 Spares 3 3 3 4 4 4 4 1 1 1 1 1 1 30 1 04 1 47 1 45 1 43 1 38 1 31 1 06 1 25 1 24 1 35 1 03 1 09 1 28 1 01 1 34 1 36 1 39 1 46 1 42 1 37 1 09 1 13 1 12 1 20 1 21 1 14 1 15 1 27 1 22 1 23 1 02 1 33 1 41 1 48 1 49 1 29 1 16 1 02 1 26 1 40 1 44 1 32 1 05 1 08 1 10 1 11 1 10 1 11 1 07 1 18 1 17 1 19 1 1 1 1 ...

Page 107: ...2 011 02 52 7 1 15 Operating unit fixing plate 462 011 22 01 7 1 16 Grommet Dm I 24 481 011 02 23 7 1 17 Cable tie with rivet 481 011 22 11 7 1 18 Air pressure sensor type 400 0 10 mbar 462 011 30 16 2 1 19 Hose NW 6 x 2 Viton 0 6 m 750 421 1 20 Appliance foot 482 101 02 17 7 appliance foot extension kit 100 mm 462 000 00 10 2 1 21 Oil filter vent combination fixing plate 462 011 02 53 7 1 22 Susp...

Page 108: ... 108 132 3 3 3 4 4 4 4 1 1 1 1 1 1 30 1 04 1 47 1 45 1 43 1 38 1 31 1 06 1 25 1 24 1 35 1 03 1 09 1 28 1 01 1 34 1 36 1 39 1 46 1 42 1 37 1 09 1 13 1 12 1 20 1 21 1 14 1 15 1 27 1 22 1 23 1 02 1 33 1 41 1 48 1 49 1 29 1 16 1 02 1 26 1 40 1 44 1 32 1 05 1 08 1 10 1 11 1 10 1 11 1 07 1 18 1 17 1 19 1 1 1 1 ...

Page 109: ...rating panel w o boiler control panel 482 101 22 09 2 1 34 Name plate weishaupt 125 x 35 793 815 1 35 Flap operating panel 482 101 22 12 7 1 36 Attachment for soft closing hinge 482 101 22 11 7 1 37 Soft closing hinge 482 101 22 21 7 1 38 Locking washer Quicklock BQ3 431 803 1 39 Boiler control panel 482 101 22 13 7 1 40 LCD cover 482 101 22 14 7 1 41 Enter button 482 101 22 33 2 1 42 Reset button...

Page 110: ... 1 1 1 1 1 2 2 2 2 2 2 2 2 2 3 3 3 5 5 4 4 2 44 2 18 2 17 2 27 2 27 2 26 2 41 2 40 2 19 2 20 2 23 2 22 2 19 2 25 2 18 2 24 2 08 2 46 2 48 2 11 2 12 2 50 2 04 2 47 2 10 2 09 2 38 2 35 2 39 2 31 2 01 2 05 2 07 2 03 2 03 2 13 2 42 2 14 2 21 2 33 2 49 2 47 2 43 2 15 2 34 2 16 2 34 2 29 2 30 2 28 2 36 2 02 2 20 2 45 2 32 2 37 2 06 ...

Page 111: ...nion M12 x 1 5 IP68 EN 50262 730 608 2 19 Temperature sensor 2 x NTC5k 461 011 30 84 7 2 20 Gasket DN 80 669 252 2 21 Flue gas sound attenuator 462 011 31 10 7 2 22 Air intake PP centric DN 80 462 011 31 01 7 2 23 Air inlet hose DN 60 molded hose 462 011 31 03 7 2 24 Intake noise mat 462 011 31 04 7 2 25 Flange gasket KAS DN 125 80 PP 480 000 10 73 7 2 26 Heat exchanger bracket 462 011 30 33 7 2 2...

Page 112: ... 1 1 1 1 1 2 2 2 2 2 2 2 2 2 3 3 3 5 5 4 4 2 44 2 18 2 17 2 27 2 27 2 26 2 41 2 40 2 19 2 20 2 23 2 22 2 19 2 25 2 18 2 24 2 08 2 46 2 48 2 11 2 12 2 50 2 04 2 47 2 10 2 09 2 38 2 35 2 39 2 31 2 01 2 05 2 07 2 03 2 03 2 13 2 42 2 14 2 21 2 33 2 49 2 47 2 43 2 15 2 34 2 16 2 34 2 29 2 30 2 28 2 36 2 02 2 20 2 45 2 32 2 37 2 06 ...

Page 113: ...urbulator V form 462 011 30 50 7 2 44 Heat exchanger gasket set 462 011 30 47 2 2 45 Service cover complete 462 011 30 49 2 2 46 Pressure test nipple G 1 8 with seal 453 001 2 47 Stay bolt M10 Dm 10 x 60 mm 462 011 30 55 7 2 48 Combi hexagonal nut M6 412 508 2 49 Insulation Hydrobloc front part 462 011 40 13 7 2 50 Name plate weishaupt 793 814 ...

Page 114: ...29 3 33 3 25 3 34 3 06 3 21 3 24 3 22 3 10 3 14 3 08 3 41 3 40 3 04 3 08 3 05 3 09 3 03 3 07 3 11 3 12 3 20 5 5 5 2 2 2 2 3 3 3 3 3 65 3 39 3 66 3 49 3 46 3 30 3 64 3 48 3 27 3 26 3 35 3 38 3 42 3 43 3 44 3 28 3 67 3 37 3 36 3 62 3 68 3 69 3 63 3 47 3 45 6 3 13 6 6 6 6 3 31 3 32 3 63 3 01 7 7 3 60 3 70 3 58 3 59 3 56 3 57 3 61 3 50 3 55 3 54 3 51 3 53 3 52 3 02 3 19 ...

Page 115: ...sensor KLC 246 050 14 41 7 3 19 Ignition electrode set MB 817B 246 050 14 30 2 3 20 Ignition cable complete 246 050 11 03 2 3 21 Guide tube with stop 246 050 14 13 2 3 22 Adjusting lever top part 241 110 10 07 7 3 23 Adjusting lever bottom part 241 110 10 06 7 3 24 Compression spring 490 239 3 25 Washer DIN 471 A28 x 1 5 435 402 3 26 Indicating bolt M6 x 90 241 110 10 09 7 3 27 Plug 5 25 241 110 1...

Page 116: ...29 3 33 3 25 3 34 3 06 3 21 3 24 3 22 3 10 3 14 3 08 3 41 3 40 3 04 3 08 3 05 3 09 3 03 3 07 3 11 3 12 3 20 5 5 5 2 2 2 2 3 3 3 3 3 65 3 39 3 66 3 49 3 46 3 30 3 64 3 48 3 27 3 26 3 35 3 38 3 42 3 43 3 44 3 28 3 67 3 37 3 36 3 62 3 68 3 69 3 63 3 47 3 45 6 3 13 6 6 6 6 3 31 3 32 3 63 3 01 7 7 3 60 3 70 3 58 3 59 3 56 3 57 3 61 3 50 3 55 3 54 3 51 3 53 3 52 3 02 3 19 ...

Page 117: ...g cable No 3 solenoid valve 2 246 050 12 03 2 3 54 Screwed union XGE06 LLR G1 8 A 452 291 3 55 Sealing ring A10 x 13 5 x 1 DIN 7603 Cu 440 027 3 56 Swivel screw G1 8 M10 x 1 241 110 06 05 7 3 57 Sealing ring 10 x 14 x 1 5 DIN 7603 Cu 440 034 3 58 Pressure hose DN 4 leakage oil 491 247 3 59 Sealing ring A10 x 14 x 4 0 DIN 7603 Cu 440 037 3 60 pressure hose DN4 286 mm flow 491 246 3 61 Oil hose DN4 ...

Page 118: ...08 4 08 4 14 4 19 4 20 4 10 4 23 4 11 4 12 4 10 4 10 4 09 4 10 4 11 4 08 4 10 4 01 4 06 4 05 4 03 4 02 4 03 4 04 4 08 4 09 4 08 4 08 4 12 4 11 4 26 4 07 4 12 4 01 4 02 4 03 4 03 4 04 4 08 4 08 4 14 4 16 4 10 4 25 4 17 4 11 4 11 4 11 W PEA H 0 H PEA 4 08 4 12 4 30 4 16 4 17 4 15 4 08 4 11 4 01 4 16 4 06 4 05 4 03 4 02 4 03 4 04 4 08 4 26 4 01 4 02 4 03 4 03 4 04 4 08 4 16 4 29 4 10 4 08 4 21 4 25 4...

Page 119: ...4 409 000 04 10 7 4 18 Conn pipe G1 x Hydro ret DHW vers W 462 012 40 21 7 4 19 Bayonet clip D18 462 012 40 06 7 4 20 Bayonet fixing 462 012 40 07 7 4 21 O ring 17 x 4 N EPDM 70 DIN 3771 445 150 4 22 3 way change over valve Kvs 4 4 462 012 40 04 2 Actuator Saia UBK 462 012 40 05 7 4 23 Return conn G1 1 2Fl x G3 4A vers W 462 012 40 06 2 4 24 Circulation pump UPM3 25 75 462 411 40 07 2 with cable a...

Page 120: ...Installation and operating instruction Oil condensing boiler WTC OB 18 B 13 Spares 83311002 1 2018 03 La 120 132 5 05 5 01 5 04 5 07 5 08 5 09 5 03 5 02 5 06 5 09 ...

Page 121: ...11 30 15 7 5 02 Hexagonal nut BM14 x 1 5 DIN 439 411 701 5 03 Oil hose DN4 1300 mm diffusion resistant 462 011 30 68 7 5 04 Screwed union XGE 10 LR G 3 8 A 452 277 5 05 Sealing ring A17 x 23 x 1 5 DIN 7603 Cu 440 059 5 06 Oil filter vent combination 462 011 30 38 2 5 07 O ring 54 x 3 493 384 5 08 Filter insert type MS 5 20 35 µm 462 011 30 79 7 5 09 Pipe elbow DN 8 G 3 8 x G 3 8 453 201 ...

Page 122: ...Installation and operating instruction Oil condensing boiler WTC OB 18 B 13 Spares 83311002 1 2018 03 La 122 132 6 01 6 02 6 03 6 04 6 05 6 06 6 07 6 08 6 10 6 11 6 09 ...

Page 123: ...ug cable burner mains voltage 462 011 22 23 2 6 04 Plug cable QRC 462 011 22 26 2 6 05 Plug cable burner low voltage 462 011 22 27 2 6 06 Plug cable boiler low voltage 1 462 011 22 28 2 6 07 Plug cable boiler low voltage 2 462 011 22 29 2 6 08 Plug cable Bus connections 462 011 22 32 2 6 09 Patch cable RJ45 FTP 1 0 m grey CAT5e 462 011 22 33 2 6 10 Bridging plug alarm condensate lift pump 462 011 ...

Page 124: ...Installation and operating instruction Oil condensing boiler WTC OB 18 B 13 Spares 83311002 1 2018 03 La 124 132 7 10 7 10 7 10 7 10 7 09 7 07 7 04 7 03 7 08 7 06 7 05 7 02 7 01 ...

Page 125: ...81 000 00 67 7 Mounting part cleaning blade 481 000 00 68 7 Cleaning blade 444 mm 462 000 00 26 7 Screw M4 x 16 DIN 912 402 131 Hexagonal nut M4 DIN 985 411 104 7 04 Brush 80 x 40 x 17 430 mm 462 000 00 25 7 7 05 Segment brush 235 x 100 165 x 80 400 150 00 05 7 7 06 Brush head 100 x 85 x 28 250 mm 400 110 00 02 7 7 07 Handle part 420 mm 400 110 00 04 7 7 08 Cleaning lance 461 000 00 07 2 7 09 Clea...

Page 126: ...Installation and operating instruction Oil condensing boiler WTC OB 18 B 13 Spares 83311002 1 2018 03 La 126 132 8 01 ...

Page 127: ...truction Oil condensing boiler WTC OB 18 B 13 Spares 83311002 1 2018 03 La 127 132 Pos Description Order No 8 01 Service kit Consisting of Oil nozzle Ignition electrode set Gasket condensate pan Burner housing gasket 462 000 00 23 2 ...

Page 128: ...Installation and operating instruction Oil condensing boiler WTC OB 18 B 14 Notes 83311002 1 2018 03 La 128 132 14 Notes ...

Page 129: ...8 Combustion heat rating 15 Combustion settings 67 Commissioning 60 62 Commissioning program 63 Commissioning programs 56 Condensate connection 26 Condensate hose 27 Condensate lift pump 26 Condensate pan 77 Condensate quantity 15 Configuration 46 Connection console 11 102 Consumption 14 Customer service 73 D De couple control 51 53 De couple sensor 51 De ionisation 23 Delivery status 66 Design li...

Page 130: ...tting diode 35 Light guide 11 Load pump 51 Lockout 90 94 96 M Mains voltage 14 Measuring device 61 Method of installation 14 MFA1 55 MFA2 55 Minimum clearance 21 Mixed bed procedure 23 Mixing head 66 Mixing pressure 61 66 Motor 85 N Name plate 8 Neutralisation system 26 nocon 99 Noise 100 Noise emission value 15 Noises 100 Nozzle 80 Nozzle body 9 Nozzle distance 78 Nozzle shut off 81 O Oil connect...

Page 131: ...tion 23 Sludge separator 24 Smell of flue gas 7 100 Softening 23 Soot deposit 100 Sound 15 Sound power levels 15 Sound pressure level 15 Spanner 73 Spares 107 Special level 47 Square 47 Stabilisation of hardness 23 Stability problems 100 Standard control 53 Standards 14 Standby loss 18 Storage 14 Suction resistance 28 104 Supply air annular gap 29 65 Supply line 28 104 Supply pressure 28 61 Supply...

Page 132: ...Weishaupt GmbH 88475 Schwendi Weishaupt close by Addresses telephone numbers etc can be found at www weishaupt de We reserve the right to make changes All rights reserved Water heaters Energy storage The diverse program of potable water and energy storage for various heat sources includes storage volumes of 70 to 3 000 litres In order to minimize storage losses potable water cylinders from 140 to ...

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